// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_COMPOSITOR_FLOAT_ANIMATION_CURVE_ADAPTER_H_
#define UI_COMPOSITOR_FLOAT_ANIMATION_CURVE_ADAPTER_H_

#include "base/time/time.h"
#include "cc/animation/animation_curve.h"
#include "ui/gfx/animation/tween.h"

namespace ui {

class FloatAnimationCurveAdapter : public cc::FloatAnimationCurve {
public:
    FloatAnimationCurveAdapter(gfx::Tween::Type tween_type,
        float initial_value,
        float target_value,
        base::TimeDelta duration);

    ~FloatAnimationCurveAdapter() override { }

    // FloatAnimationCurve implementation.
    base::TimeDelta Duration() const override;
    scoped_ptr<cc::AnimationCurve> Clone() const override;
    float GetValue(base::TimeDelta t) const override;

private:
    gfx::Tween::Type tween_type_;
    float initial_value_;
    float target_value_;
    base::TimeDelta duration_;
};

} // namespace ui

#endif // UI_COMPOSITOR_FLOAT_ANIMATION_CURVE_ADAPTER_H_
